Plants

Question 1

Plant Cell:
- General features (3)
- unique features (3)

Answer 1

• eukaryotic, multicellular, autotrophic
• plastids, cell wall, single large central vacuole

Question 2

Function of Plastids and its 3 types

Answer 2

STORAGE
1. Leucoplasts (colorless storage for starches, lipids, and proteins)
2. Chromoplast (pigment: yellow, red, orange)
3. Chloroplast (chlorophyll for green colour + photosynthesis)

Question 3

what do you call the membrane around the large central vacuole

Answer 3

tonoplast

Question 4

what are the 4 only plant parts that can be seen under microscope

Answer 4

nucleus
cell wall
plastids
central vacuole

Question 5

composition of cell wall of the ff
- plants
- fungi
- bacteria

Answer 5

• cellulose
• chitin
• peptid

Question 6

2 types of plant tissues

Answer 6

meristematic (immature @ root tips and apical buds)
permanent (differentiated)

Question 7

3 types of permanent tissues

Answer 7

dermal
ground
vascular

Question 8

2 types of dermal

E
- shape
- waxy substance that surrounds
- most unique structure where gas exchange happens
- what controls the swelling and shrinking of above ^

P
- where located
- shape
- arrangement
- lacks what at maturity
- composition of walls

Answer 8

• polyhedral
• cutin
• stomates
• guard cells
• corky outer bark
• tubular
• compacted
• protoplasts (entire cell except cell wall)
• suberin

Question 9

3 types of ground tissues

thin-walled living tissues

Answer 9

Parenchyma

Question 10

3 types of ground tissues

found in unspecialized regions

Answer 10

Parenchyma

Question 11

3 types of ground tissues

generally contain the central vacuole

Answer 11

Parenchyma

Question 12

where are parenchyma cells found?

Answer 12

soft parts like roots and shoots

Question 12

3 types of ground tissues

called _______cells if contains chloroplasts

Answer 12

Parenchyma

Chlorenchyma

Question 13

shape of parenchyma cells?

Answer 13

isodiametric and elongated

Question 14

3 types of ground tissues

has unevenly thickened primary walls

Answer 14

collenchyma

Question 15

what materials (2) thickens the walls of collenchyma?

and which of which gives it its elasticity

Answer 15

pectin and cellulose

pectin

Question 16

3 types of ground tissues

acts as main supporting tissue in herbaceous plants

Answer 16

collenchyma

Question 17

3 types of ground tissues

very thick primary walls and less flexible

Answer 17

sclerenchyma

Question 18

what is the secondary wall found in sclerenchyma cells

Answer 18

lignin

Question 19

2 types of sclerenchyma cells and differences in terms of shape?

Answer 19

sclereids - polyhedral to elongated
fibers - long, narrow

Question 20

movement in hydrilla leaf

Answer 20

cyclosis/cytoplasmic streaming

Question 21

2 parts of xylem and phloem

Answer 21

xylem: tracheids and vessels
phloem: sieve plates and sieve tubes

Question 22

DICOT VS MONOCOT (root)

1. root system
2. organization
3. parts (5 & 6)

Answer 22

1. Monocot: Fibrous Root
   Dicot: Tap Root
2. Monocot: Organized na paikot xylem
   Dicot: xylem gitna with cross-like structure; phloem surrounds

• epidermis
• endodermis
• cortex (labas ng endodermis)
• xylem
• phloem
• pith (wala sa dicot)

Question 23

DICOT VS MONOCOT (STEM)

1. organization
2. parts (tig 5)

Answer 23

DICOT
- organized
- endodermis
- cortex
- pith
- xylem
- phloem
epidermis

MONOCOT
- epidermis
- vascular bundles
- xylem
- phloem
- ground tissue

Question 24

DICOT VS MONOCOT (LEAF)

1. midrib?
2. # of layers?

Answer 24

DICOT
- w midrib
- 2 layers mesophyll (palisade & spongy)

MONOCOT
- no midrib
- 1 layer mesophyll